Authors: willis
- Black, William 1841-1898 7327 downloads
- Denslow, W. W. (William Wallace) 1856-1915 7323 downloads
- Sharp, William 1855-1905 7322 downloads
- Carleton, William 1794-1869 7311 downloads
- Duellman, William Edward 1930-2022 7237 downloads
- Herbert, Henry William 1807-1858 7211 downloads
- Strunk, William 1869-1946 7127 downloads
- Anderson, Poul 1926-2001 7008 downloads
- Wilkins, W. H. (William Henry) 1860-1905 6984 downloads
- Hornaday, William T. (William Temple) 1854-1937 6842 downloads
- Haussmann, William A. - 6827 downloads
- Polidori, John William 1795-1821 6778 downloads
- Connor, Ralph 1860-1937 6774 downloads
- Smyth, W. H. (William Henry) 1788-1865 6725 downloads
- Fleming, William F. - 6693 downloads
- Curtis, William Eleroy 1850-1911 6627 downloads
- Osler, William, Sir 1849-1919 6509 downloads
- Burgon, John William 1813-1888 6393 downloads
- Benham, William 1831-1910 6376 downloads
- Higley, William Kerr 1860-1908 6321 downloads
- Dickson, William P. (William Purdie) 1823-1901 6298 downloads
- Jewitt, Llewellynn Frederick William 1816-1886 6232 downloads
- Brown, William Wells -1884 6225 downloads
- Winter, William 1836-1917 6156 downloads
- Bradbury, Ray 1920-2012 6098 downloads
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